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f2fs: fix to overcome inline_data floods
The scenario is: 1. create lots of node blocks 2. sync 3. write lots of inline_data -> got panic due to no free space In that case, we should flush node blocks when writing inline_data in #3, and trigger gc as well. Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
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@ -838,8 +838,15 @@ int f2fs_gc(struct f2fs_sb_info *sbi, bool sync)
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if (gc_type == BG_GC && has_not_enough_free_secs(sbi, sec_freed)) {
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gc_type = FG_GC;
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/*
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* If there is no victim and no prefree segment but still not
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* enough free sections, we should flush dent/node blocks and do
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* garbage collections.
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*/
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if (__get_victim(sbi, &segno, gc_type) || prefree_segments(sbi))
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write_checkpoint(sbi, &cpc);
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else if (has_not_enough_free_secs(sbi, 0))
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write_checkpoint(sbi, &cpc);
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}
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if (segno == NULL_SEGNO && !__get_victim(sbi, &segno, gc_type))
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